Mix-and-Match COVID Vaccines: The Case Is Growing, but Questions Remain

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July 09, 2021

Medicine Mix-and-Match COVID Vaccines: The Case Is Growing, but Questions Remain Studies suggest mixing vaccines provokes potent immune responses, but scientists want answers on real-world efficacy and rare side effects By Dyani Lewis,Nature magazine

Climate Cities along the Great Lakes Face Rising Water and Costs Climate change could cost municipalities $2 billion in damages through 2025 By Daniel Cusick,E&E News

Environment Narwhal Tusks Point to Changing Arctic Conditions Pollutants have increased, and prey has changed, as the water warms, a chemical analysis of tusks shows By Susan Cosier

Biology Galileo and the Pope Who Loved Cicadas The legendary scientist used the insects' songs as a metaphor for his theories about the universe. It didn't go well By Nuno Castel-Branco

Physics Highest-Energy Particles Yet Arrive from Ancient Crab Nebula Astronomers have observed record-breaking photons that strain classical theories of acceleration By Ling Xin

Policy & Ethics The NFL's Racist 'Race Norming' Is an Afterlife of Slavery A statistical manipulation that underpaid Black players in concussion settlements exemplifies American football's immersion in the legacy of slavery By Tracie Canada,Chelsey R. Carter

Math Fields Medals Are Concentrated in Mathematical 'Families' Elite mathematicians tend to pass their prestige down to advisees By Clara Moskowitz,Shirley Wu

Space China's Moon Samples Could Revise Lunar Chronology Scientists around the world are eager to analyze young lunar rocks By Irene Klotz

Policy & Ethics If You Say 'Science Is Right,' You're Wrong It can't supply absolute truths about the world, but it brings us steadily closer By Naomi Oreskes

Policy & Ethics Research on Asian Americans and Pacific Islanders Is Being Stifled Funders and peer reviewers are contributing to systemic racism through their biases about members of these populations By Amy Yee

Behavior & Society What Fighting COVID and Fighting Drug Addiction Have in Common In both cases, harm reduction is a better strategy than draconian rules that feel virtuous but don't actually work By Maia Szalavitz

FROM THE STORE Mars: A New Era of Exploration Was there ever life on Mars? Could life exist there? The latest of nearly 50 missions, NASA's Mars Perseverance Rover is the opening shot of an ambitious plan to find answers. In this eBook, we look at the current state of Mars exploration: what past rovers have told us, the challenges of space travel and searching for life and how Perseverance could change everything we know for decades to come.

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FROM THE ARCHIVE Which COVID Vaccine Is 'Best'? Why Do Some People Have Side Effects? Experts Answer These Questions and More Scientific American talked to scientists about everything from what efficacy means to protection against the new coronavirus variants By Jim Daley | February 2021

QUOTE OF THE DAY "If it's an option of either getting a mixed schedule or no second dose, then certainly go for the mixed schedule." Matthew Snape, Oxford vaccine researcher

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